O-ring for drive pinion housing / Haldex clutch, replacing (final drive removed): Installing

WARNING: This page is about a different car, the 2004 Volkswagen R32. However, it is still accessible from the selected car via links, so may be relevant.

Installation is reverse of removal, note the following:

Fig 1: Identifying O-Ring & Adjustment Shim

Courtesy of VOLKSWAGEN UNITED STATES, INC.

Insert O-ring - A - with gear oil.
Re-insert adjustment shim(s) - B - of same thickness.
Check gear oil in rear final drive → Gear oil in rear final drive, checking .
Check oil specification if adding oil → Code letters, allocation, ratios, capacities .

Check oil level in Haldex clutch → Oil level in Haldex clutch, checking and changing .
Check oil specification if adding oil → Code letters, allocation, ratios, capacities .